What is CVE-2021-27639?

CVE-2021-27639 is a medium-severity vulnerability in SAP 3d Visual Enterprise Viewer, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2021-06-09.

How severe is CVE-2021-27639?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Improper input validation in SAP 3d Visual Enterprise Viewer

CVE-2021-27639

SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated JT file received from untrusted sources which results in crashing of the application and becoming temporarily unavailable until the user restarts the application, this is caused due to Improper Input Validation.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2021-06-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.006 (44.7th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 44.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

SAP 3d Visual Enterprise Viewer — versions 9
SAP Se 3d Visual Enterprise Viewer — versions < 9

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

wiki.scn.sap.com/wiki/pages/viewpage.action (Vendor Advisory)
launchpad.support.sap.com/ (Permissions Required, Vendor Advisory)

Frequently asked questions

What is CVE-2021-27639?: CVE-2021-27639 is a medium-severity vulnerability in SAP 3d Visual Enterprise Viewer, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2021-06-09.
How severe is CVE-2021-27639?: Medium severity. CVSS v3 base score is 5.5 out of 10.